| Chepstow to Sentrupert | 895.00 mi (1,440.37 km) |
| Chepstow to Sevnica | 902.52 mi (1,452.47 km) |
| Chepstow to Sezana | 856.47 mi (1,378.35 km) |
| Chepstow to Skocjan | 905.78 mi (1,457.71 km) |
| Chepstow to Skofja Loka | 856.12 mi (1,377.78 km) |
| Chepstow to Skofljica | 873.98 mi (1,406.53 km) |
| Chepstow to Slovenj Gradec | 875.42 mi (1,408.85 km) |
| Chepstow to Slovenska Bistrica | 899.94 mi (1,448.32 km) |
| Chepstow to Slovenske Konjice | 895.54 mi (1,441.24 km) |
| Chepstow to Smarje | 903.34 mi (1,453.79 km) |
| Chepstow to Smarjeske Toplice | 904.60 mi (1,455.82 km) |
| Chepstow to Smartno | 882.67 mi (1,420.51 km) |
| Chepstow to Smartno | 879.86 mi (1,415.99 km) |
| Chepstow to Sodrazica | 884.80 mi (1,423.95 km) |
| Chepstow to Solcava | 862.72 mi (1,388.41 km) |
